3 Ring Gag TBar Control Plate BitBomber recommends the 3 Ring Gag TBar Control Plate for the horse with a high head carriage particularly if it has been ridden in a single break snaffle. The control plate can be used to determine if the horse will accept tongue pressure or if it is tongue sensitive. The 3 Ring Gag TBar Control Plate is a similar design to the Myler bit, baucher bit and French link bit. It is suitable for polo and polocrosse. The mouthpiece of the 3 Ring Gag TBar